TEPCat: Kepler-439b


 

This page summarises the information held within TEPCat for the transiting planetary system Kepler-439b. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2015ApJ...800...99T  
Date of discovery paper 2015 / 1 / 7 y / m / d
Data/telescope used for discovery Kepler  
Right ascension 18 43 12.38 h m s
Declination +44 02 02.4 d m s
Right ascension (decimal) 280.80158 degrees
Declination (decimal) 44.03400 degrees
V-band apparent magnitude 14.73 mag
K-band apparent magnitude 12.92 mag
Transit duration 0.400
( 9.60 )
day
hour
Transit depth 0.07 %
Time of mid-transit   2455399.3987 ± 0.0039     HJD or BJD
Orbital period 178.1396 ± 0.0016 days
Reference for orbital ephemeris   2015ApJ...800...99T  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5431 ± 100 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.02 ± 0.10 dex
Stellar mass 0.884 +0.044 −0.038   Msun
Stellar radius 0.866 +0.076 −0.040 Rsun
Stellar logarithmic surface gravity 4.514 +0.035 −0.073 c.g.s.
Stellar mean density 1.34 +0.21 −0.27
( 1.89 +0.30 −0.38 )
ρsun
g cm-3
Orbital eccentricity 0.03 +0.08 −0.03  
Orbital semimajor axis   0.563 +0.165 −0.080  AU
Planetary mass Mjup
Mearth
Planetary radius 0.200 +0.014 −0.040
( 2.24 +0.16 −0.45 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study 2015ApJ...800...99T  

 

Kepler-439b does not have an entry in the catalogue of orbital obliquity measurements.

 


Page generated on 2025/02/12           John Southworth   (Keele University, UK)